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Fortpro

Fortpro Piston Ring Set (Premium) Compatible with Cummins 855 Engine - Replaces 3801056, 3801056S, CUM3801056S | F020401

Fortpro Piston Ring Set (Premium) Compatible with Cummins 855 Engine - Replaces 3801056, 3801056S, CUM3801056S | F020401

SKU: F020401

Availability: More than 50 in Stock

$23.05 USD
$24.88 USD $23.05 USD
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Important things to Consider

CHECK COMPATIBILITY: Ensure that your OEM part number matches the one in our cross-reference list before making a purchase.

PREVENT UNNECESSARY RETURNS: Don’t rely on appearance alone. Always confirm compatibility by verifying part numbers, not just how the part looks.

TRUCK BRAND MENTION DOES NOT GUARANTEE FIT: If we reference a specific truck brand, it doesn’t imply compatibility with all models. Double-check model specifics to avoid any mismatch.

Shipping Policy

In order to send your purchase, our company may use different freight companies like USPS, UPS and some 3erd Carrier Services for Oversize orders, this will not affect the final price of your order. We will send you all the information in due time. 

For Free Shipping and Freight/Oversize Shipments they are some special term you may check at our Terms & Conditions page.

 

Return Policy

If for any reason you need to return a purchased item, we have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must met the conditions stablished in our Terms & Conditions.

To start a return, you can contact us at admin@maxitrucks.com. 

About this Item

  • Creates a tight seal in the combustion chamber, preventing combustion gases from escaping into the crankcase.
  • Regulates the amount of lubricating oil on the cylinder walls, ensuring adequate lubrication without allowing excess oil to reach the combustion chamber.
  • Helps transfer heat generated during combustion from the piston to the cylinder walls, keeping the piston at a safe operating temperature.
  • Manufactured from high-strength steel alloys and advanced surface treatments, piston rings are designed to withstand the high temperatures and pressures within the engine.
  • Meets strict quality and performance standards set by the automotive industry and heavy truck manufacturers.
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Optimize the performance of your Cummins 855 engine with the Fortpro Premium Piston Ring Set. Designed to provide a perfect seal, control oil consumption and improve heat transfer, this piston ring set is essential for keeping your engine running efficiently and long-lasting. Manufactured from high quality, precision materials, this set meets and exceeds OEM specifications, ensuring exceptional compatibility and performance. With Fortpro, your engine gets the best in quality and reliability.


Fortpro is a trusted leader in the development and manufacturing of premium-quality truck parts designed to meet the demands of semi-trucks and heavy-duty trucks. Renowned for innovation, durability, and reliability, Fortpro products are engineered to enhance performance, safety, and efficiency across a wide range of trucking applications.

Whether you're seeking OEM replacement parts or upgrades, Fortpro provides a diverse selection of components backed by a global reputation for quality and innovation. Trust Fortpro for the parts you need to keep your vehicles on the road longer and stronger.

  • Brand: Fortpro
  • Vehicle Type: Semi-Trucks / Heavy Trucks
  • Product Department: Engine
  • Product category : Cummins Parts
  • Part Type: Piston Ring Set
  • OEM Reference #: 3801056, 3801056S, CUM3801056S
  • Ring Count: 4
  • Inside Diameter (ID): 5.5 in. / 139.700 mm
  • Material: Steel Alloy
  • Applications:
    Cummins 855 Engine
  • Cummins: 3801056, 3801056S, CUM3801056S, 4089810
  • PAI: 505070
Dimensions Not Available.